If you want to have your photos, videos, and files protected from others, Smart Calc Guard is the best solution for you. The app looks like a real calculator, and it also performs calculations. Thus, no one will know that you are using an app locker.

Smart Calc Guard is a secret vault that can be used to hide photos, videos, and files. With the help of this app, you can easily hide photos, videos, and files. You can even hide a folder.

To protect your files, Smart Calc Guard has a four-digit password that you will have to use to open the vault.